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How to show and update echo on same line
...ript was tried on a CentOS system and uses "timedatectl" command which basically prints some detailed time information of your system.
I decided to use that command as its output contains multiple lines and works perfectly for the example below:
#!/bin/bash
while true; do
COMMAND=$(timedatectl)...
Best practice for embedding arbitrary JSON in the DOM?
... intended use is clear. It doesn't feel like a hack (e.g. as using CSS to hide your "carrier" element does). It's perfectly valid.
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Hibernate Annotations - Which is better, field or property access?
... some valid use cases for persisting the accessors, however, they will typically be rare. An example may be that you want to avoid persisting a calculated value, though you may want to ask the question why you don't calculate it on demand in the value's getter, or lazily initialise it in the getter....
How do I specify a single test in a file with nosetests?
I have a file called test_web.py containing a class TestWeb and many methods named like test_something().
6 Answers
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Share data between AngularJS controllers
... the $scope.$watch method works beautifully for making a rest call from one scope and applying the results to another scope
– aclave1
Aug 2 '14 at 4:09
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Shiro vs. SpringSecurity [closed]
...ing app, you'll have a well-rounded security experience.
For example, consider the Spring XML config example in another post in this thread. Here's how you'd do (essentially) the same thing in Shiro:
<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/sche...
How can I read a whole file into a string variable
...le reads the file named by filename and returns the contents. A successful call
returns err == nil, not err == EOF. Because ReadFile reads the whole file, it does not treat
an EOF from Read as an error to be reported.
You will get a []byte instead of a string. It can be converted if really nec...
space between divs - display table-cell
...
You could also create a one-sided border the same colour as the background. border-right: 10px solid #FFF. This worked well for me when designing a CSS dropdown menu when I wanted some space between table-cell elements.
– armadadriv...
What does the KEY keyword mean?
... FOO|BAR means that either the keyword FOO or the keyword BAR can be used. Id est, they are synonyms.
– dotancohen
Jan 6 '14 at 17:33
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'float' vs. 'double' precision
...and DBL_MANT_DIG / LDBL_MANT_DIG) are defined in float.h.
The reason it's called a double is because the number of bytes used to store it is double the number of a float (but this includes both the exponent and significand). The IEEE 754 standard (used by most compilers) allocate relatively more bi...